var createError = require('http-errors');
var express = require('express');
const swaggerUi = require('swagger-ui-express');
const swaggerJsdoc = require('swagger-jsdoc');
var path = require('path');
var cookieParser = require('cookie-parser');
const bodyParser = require('body-parser')


var logger = require('morgan');

var indexRouter = require('./routes/index');
var usersRouter = require('./routes/users');
var doubaoRouter = require('./routes/doubao')


// 配置 Swagger
const options = {
  definition: {
    openapi: '3.0.0',
    info: {
      title: 'Express API with Swagger',
      version: '1.0.0',
      description: 'A simple Express API with Swagger documentation',
    },
    servers: [
      {
        url: `http://localhost:3002`,
      },
    ],
  },
  apis: ['./routes/*.js'], // 指向路由文件的路径
};

const specs = swaggerJsdoc(options);



var app = express();

// view engine setup
app.set('views', path.join(__dirname, 'views'));
app.set('view engine', 'jade');
// 设置 Swagger UI 路由
app.use('/swagger-ui', swaggerUi.serve, swaggerUi.setup(specs));



app.use(logger('dev'));
app.use(express.json());
app.use(express.urlencoded({ extended: false }));
app.use(cookieParser());
app.use(express.static(path.join(__dirname, 'public')));
app.use(bodyParser.json()) // for parsing application/json
app.use(bodyParser.urlencoded({ extended: true })) // for parsing application/x-www-form-urlencoded

app.use('/', indexRouter);
app.use('/users', usersRouter);
app.use('/search', doubaoRouter)

// catch 404 and forward to error handler
app.use(function(req, res, next) {
  next(createError(404));
});

// error handler
app.use(function(err, req, res, next) {
  // set locals, only providing error in development
  res.locals.message = err.message;
  res.locals.error = req.app.get('env') === 'development' ? err : {};

  // render the error page
  res.status(err.status || 500);
  res.render('error');
});

module.exports = app;
